Paying your friends with cash or talking them into PayPal is, like, ancient technology. Now you'll be able to pay them from the source (if you're both ING customers) just by bumping iPhones. IMG tapped into Bump's API so now a phone-kiss swaps greenbacks instead of contact info.[iTunes via Mashable] »4/29/11 8:07pm 4/29/11 8:07pm